| 摘要 |
<p>PURPOSE: An n antenna device is provided to control wrong installation and to prevent the increase of the number of components and to reduce the number of installation processes. CONSTITUTION: A key cylinder holder(11) is formed in the steering column of a vehicle. A key cylinder main body(12) is supported which can be relatively moved from the key cylinder holder. The key cylinder main body is driven when starting a driving source. A first cover(13A) is installed on the key cylinder holder in the state that the key cylinder holder is operationally exposed. The first cover exposes a substrate connected to all kinds of electronic devices to outside. A second cover(13B) is installed on the first cover covering the substrate. The second cover forms a portion facing the substrate into transparent resin material.</p> |
